May Weather in Si Somdet, Thailand

Last updated: August 27, 2025

In May, the average temperature in Si Somdet, Thailand reaches a warm 29°C (85°F). While temperatures can fluctuate from a comfortable 18°C (65°F) to a scorching 40°C (104°F), it's important to note that the area experiences a significant precipitation amount of 163 mm (6.4 in) over approximately 20 days. The air remains humid, with an average humidity level of 71%, adding to the tropical feel of this vibrant destination.

May Temperature in Si Somdet

In May in Si Somdet, the average temperature is 29°C (85°F). Maximums can reach 40°C (104°F) and minimums can be as low as 18°C (65°F). It’s advisable to pack light clothing and stay hydrated while exploring the warm and varied climate.

May Weather in Si Somdet: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Si Somdet, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Si Somdet, May typically has an average temperature of 29°C (85°F), with highs reaching up to 40°C (104°F) and lows dropping to around 18°C (65°F).

Data source: Temperature data for Si Somdet generated using information from the Copernicus Climate Change Service.

May Precipitation in Si Somdet

In Si Somdet in May, the precipitation amount is 163 mm (6.4 in) spread over a period of 20 days.

May Precipitation Trends in Si Somdet

The chart displays monthly precipitation patterns in Si Somdet, with values for each month alongside May’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how May’s conditions compare to those of other months. In Si Somdet, May typically receives around 163 mm (6.4 inches) of precipitation spread over approximately 20 days.

Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

May Humidity in Si Somdet

In Si Somdet in May humidity is 71%. With an average temperature of 29°C (85°F), this humidity feels like walking through a warm, damp blanket, making travel uncomfortable and sticky, and often leading to a desire for frequent breaks in shaded or air-conditioned spots.

May Average Humidity in Si Somdet

This chart illustrates the average monthly humidity levels in Si Somdet, with May’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In May, average humidity in Si Somdet is approximately 71%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Si Somdet

In Si Somdet in May, the maximum UV index reaches an alarming 15, which falls into the extreme Exposure Category. With a time to burn of just 10 minutes, it's crucial to take precautions. For detailed information, you can check the Hourly UV Index in Si Somdet.

Maximum UV Index Levels in Si Somdet for May

The chart shows the monthly maximum UV Index (UVI) for Si Somdet in May, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In May, the maximum UV index in Si Somdet typically reaches 15, which falls under the extreme exposure category.

Data source: Si Somdet May UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

Extreme (11+): Avoid the sun, stay in shade.
Very High (8-10): Limit sun exposure.
High (6-7): Use SPF 30+ and protective clothing.
Moderate (3-5): Midday shade recommended.
Low (0-2): No protection needed.

How May Weather in Si Somdet Compares to Other Months

Weather in Si Somdet varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in Si Somdet, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Si Somdet, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	25°C (76°F)	4 mm (0.2 inches)	56%	very high
February Weather	26°C (78°F)	9 mm (0.3 inches)	50%	extreme
March Weather	29°C (84°F)	37 mm (1.5 inches)	41%	extreme
April Weather	29°C (85°F)	72 mm (2.8 inches)	44%	extreme
May Weather	29°C (85°F)	163 mm (6.4 inches)	71%	extreme
June Weather	30°C (86°F)	137 mm (5.4 inches)	83%	extreme
July Weather	29°C (84°F)	264 mm (10.4 inches)	87%	extreme
August Weather	29°C (84°F)	211 mm (8.3 inches)	90%	extreme
September Weather	28°C (83°F)	308 mm (12.1 inches)	89%	extreme
October Weather	27°C (81°F)	174 mm (6.9 inches)	83%	extreme
November Weather	26°C (79°F)	27 mm (1.1 inches)	74%	very high
December Weather	24°C (76°F)	7 mm (0.3 inches)	68%	very high